---> uname -a: Linux prd-centos7-docker-4c-2g-22539.vexxhost.local 3.10.0-1160.6.1.el7.x86_64 #1 SMP Tue Nov 17 13:59:11 UTC 2020 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.438 BogoMIPS: 5866.87 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 50.0G 7.3G 42.7G 15% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 7.3G 42.7G 15% /facter-os /dev/vda1 50.0G 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/secure /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/auth.log /dev/vda1 50.0G 7.3G 42.7G 15% /run/cloud-init/result.json /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-457 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-457@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 736 96 0 1004 995 Swap: 1023 1 1022 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc pfifo_fast state UP qlen 1000 link/ether fa:16:3e:54:33:d4 brd ff:ff:ff:ff:ff:ff inet 10.30.122.21/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85956sec preferred_lft 85956sec inet6 fe80::f816:3eff:fe54:33d4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:c3:ef:ad:6c brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:c3ff:feef:ad6c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 01/25/21 _x86_64_ (4 CPU) 03:15:13 LINUX RESTART (4 CPU) 03:16:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:17:01 61.33 38.42 22.91 0.00 3595.12 1656.65 0.00 03:18:02 39.80 11.34 28.46 0.00 4452.34 2323.10 0.00 03:19:01 2.20 0.00 2.20 0.00 0.00 39.92 0.00 03:20:01 0.53 0.00 0.53 0.00 0.00 6.08 0.00 03:21:01 0.38 0.00 0.38 0.00 0.00 4.83 0.00 03:22:01 44.92 44.32 0.60 0.00 3697.12 19.15 0.00 Average: 24.73 15.60 9.13 0.00 1954.64 672.01 0.00 03:16:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:17:01 77936 0 584172 31.05 2620 1216816 1084996 37.03 412960 1194652 12996 03:18:02 174116 0 639216 33.97 2620 1065592 1182208 40.35 426108 1078600 8 03:19:01 189500 0 623824 33.15 2620 1065600 1072592 36.61 424068 1067928 8 03:20:01 186480 0 626820 33.31 2620 1065624 1072808 36.61 425784 1068552 12 03:21:01 186648 0 626672 33.31 2620 1065604 1072868 36.62 433068 1061624 8 03:22:01 77928 0 651472 34.62 2620 1149524 1108552 37.83 458944 1144148 8 Average: 148768 0 625363 33.24 2620 1104793 1099004 37.51 430155 1102584 2173 03:16:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:17:01 eth0 184.11 133.90 733.35 56.06 0.00 0.00 0.00 0.00 03:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:18:02 eth0 67.78 60.40 353.13 31.89 0.00 0.00 0.00 0.00 03:18:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:18:02 docker0 6.18 4.62 1.48 16.63 0.00 0.00 0.00 0.00 03:19:01 eth0 0.73 0.02 0.06 0.00 0.00 0.00 0.00 0.00 03:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:01 eth0 2.08 1.00 2.34 0.21 0.00 0.00 0.00 0.00 03:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:21:01 eth0 0.55 0.45 0.28 0.24 0.00 0.00 0.00 0.00 03:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:22:01 eth0 12.03 7.51 11.49 4.75 0.00 0.00 0.00 0.00 03:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 43.94 33.45 181.10 15.36 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.04 0.78 0.25 2.80 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 01/25/21 _x86_64_ (4 CPU) 03:15:13 LINUX RESTART (4 CPU) 03:16:03 CPU %user %nice %system %iowait %steal %idle 03:17:01 all 10.58 0.00 4.40 2.80 33.26 48.96 03:17:01 0 9.26 0.00 3.86 2.49 35.82 48.57 03:17:01 1 9.79 0.00 4.37 3.17 31.76 50.91 03:17:01 2 8.99 0.00 4.73 2.82 32.45 51.01 03:17:01 3 14.46 0.00 4.68 2.74 32.93 45.19 03:18:02 all 2.10 0.00 2.09 0.64 14.31 80.86 03:18:02 0 2.04 0.00 2.15 0.19 15.01 80.61 03:18:02 1 2.06 0.00 2.15 1.22 14.59 79.98 03:18:02 2 1.80 0.00 2.34 0.76 13.62 81.49 03:18:02 3 2.51 0.00 1.71 0.41 14.00 81.37 03:19:01 all 0.09 0.00 0.09 0.00 0.90 98.92 03:19:01 0 0.05 0.00 0.10 0.00 1.11 98.74 03:19:01 1 0.22 0.00 0.08 0.00 1.09 98.60 03:19:01 2 0.07 0.00 0.10 0.00 0.79 99.04 03:19:01 3 0.02 0.00 0.08 0.00 0.59 99.31 03:20:01 all 0.09 0.00 0.14 0.00 1.28 98.48 03:20:01 0 0.08 0.00 0.03 0.00 0.97 98.91 03:20:01 1 0.16 0.00 0.03 0.00 1.40 98.40 03:20:01 2 0.07 0.00 0.12 0.00 1.45 98.37 03:20:01 3 0.07 0.00 0.40 0.00 1.31 98.23 03:21:01 all 0.09 0.00 0.04 0.00 0.42 99.45 03:21:01 0 0.02 0.00 0.02 0.00 0.15 99.82 03:21:01 1 0.28 0.00 0.08 0.00 0.90 98.74 03:21:01 2 0.02 0.00 0.03 0.00 0.18 99.77 03:21:01 3 0.03 0.00 0.03 0.00 0.47 99.47 03:22:01 all 1.01 0.00 0.71 1.25 3.11 93.92 03:22:01 0 0.77 0.00 0.49 0.67 3.10 94.97 03:22:01 1 1.05 0.00 0.82 0.75 3.13 94.25 03:22:01 2 0.53 0.00 0.79 0.64 2.69 95.34 03:22:01 3 1.68 0.00 0.74 2.94 3.50 91.14 Average: all 2.39 0.00 1.28 0.80 9.12 86.42 Average: 0 2.12 0.00 1.15 0.58 9.73 86.42 Average: 1 2.32 0.00 1.29 0.88 9.05 86.46 Average: 2 1.98 0.00 1.39 0.72 8.79 87.12 Average: 3 3.15 0.00 1.29 1.02 8.89 85.66